ANSI ASTM B574 Nickel Alloy Hastelloy C22 Round Bar For Excellent Formability & Resilience
Hastelloy C22 is a highly versatile and high-performance alloy composed primarily of nickel, chromium, and molybdenum, renowned for its outstanding resistance to both corrosion and oxidation. This unique combination of elements enables Hastelloy C22 to perform exceptionally well in environments that exhibit both oxidizing and reducing conditions. Its remarkable ability to withstand a variety of corrosive media makes it an ideal choice for critical applications across multiple industries.
In particular, Hastelloy C22 is widely utilized in chemical processing, where it encounters aggressive substances such as acids and chlorides. Its properties also make it a preferred material in the pharmaceutical industry, where purity and resistance to contamination are essential. Additionally, its durability and resistance to seawater corrosion render it suitable for marine applications, ensuring longevity and reliability even in harsh environments. Overall, Hastelloy C22 stands out as a premier solution for industries demanding high-performance materials that can endure extreme conditions.
What are the key properties of Hastelloy C22 that make it a versatile and high-performance alloy?
Hastelloy C22 possesses several key properties that contribute to its versatility and high performance:
Exceptional Corrosion Resistance: It offers outstanding resistance to a wide range of corrosive media, including acids (like sulfuric and hydrochloric acid), chlorides, and oxidizing environments, making it suitable for various industrial applications.
Oxidation Resistance: The alloy maintains its integrity in high-temperature environments, resisting oxidation and preventing degradation over time.
Resistance to Pitting and Crevice Corrosion: Hastelloy C22 is particularly effective against localized forms of corrosion, such as pitting and crevice corrosion, which can compromise other materials.
High Strength and Ductility: It exhibits excellent mechanical properties, including high tensile and yield strength, along with good ductility, allowing for easy fabrication and forming into complex shapes.
Temperature Stability: The alloy retains its mechanical properties and corrosion resistance even at elevated temperatures, making it suitable for high-temperature applications.
Weldability: Hastelloy C22 can be easily welded using standard techniques without significant loss of corrosion resistance or mechanical properties, enhancing its usability in various applications.
Fabricability: The alloy can be readily machined and formed, allowing for the production of intricate components required in complex engineering designs.
Resistance to Stress Corrosion Cracking: It is highly resistant to stress corrosion cracking, which is critical in environments subject to tensile stress and corrosive conditions.
These properties make Hastelloy C22 a preferred choice for industries such as chemical processing, pharmaceuticals, and marine applications, where reliability and performance are paramount.
How does the cost of Hastelloy C22 compare to other corrosion-resistant alloys, and what factors contribute to its pricing?
The cost of Hastelloy C22 is generally higher than many other corrosion-resistant alloys, such as stainless steel or lower-cost nickel alloys. Several factors contribute to its pricing:
Raw Material Composition: Hastelloy C22 contains a high percentage of nickel, chromium, and molybdenum, which are more expensive than the elements found in standard stainless steels. The market prices for these metals can fluctuate, impacting the overall cost of the alloy.
Manufacturing Process: The production of Hastelloy C22 involves advanced metallurgical processes that require specialized techniques to ensure the alloy's unique properties. This can lead to higher manufacturing costs compared to simpler alloys.
Performance and Reliability: The exceptional corrosion resistance and mechanical properties of Hastelloy C22 make it suitable for demanding applications, which justifies its higher price. Industries requiring reliable performance in harsh environments are often willing to invest in more expensive materials to avoid costly failures.
Supply and Demand: The availability of Hastelloy C22 and its demand in specific industries can influence pricing. If demand exceeds supply, prices may increase.
Certification and Quality Standards: Hastelloy C22 often requires compliance with stringent industry standards and certifications, which can add to the cost due to the need for rigorous testing and quality assurance.
Market Trends: Economic factors, geopolitical issues, and changes in the global market for raw materials can also affect the pricing of Hastelloy C22.
Overall, while Hastelloy C22 may be more expensive than other corrosion-resistant alloys, its long-term performance and reliability in challenging environments often provide a cost-effective solution when considering potential maintenance and replacement costs.
| Property | Value |
|---|---|
| Density | 8.89 g/cm³ |
| Melting Point | 1370 - 1425 °C |
| Thermal Conductivity | 11.4 W/m·K |
| Specific Heat | 0.43 J/g·K |
| Coefficient of Thermal Expansion | 13.0 x 10⁻⁶ /°C |
| Electrical Resistivity | 0.00075 Ω·m |
| Young's Modulus | 200 GPa |
| Poisson's Ratio | 0.31 |
| Tensile Strength (MPa) | 690 - 860 |
| Yield Strength (MPa) | 310 - 550 |
| Elongation (%) | 30 (min) |
| Reduction of Area (%) | 50 (min) |
| Hardness (Rockwell B) | 80 - 90 |
| Fatigue Strength (MPa) | 275 |
Company Profile：
DLX Alloy is a company dedicated to the production and research and development of alloys. Founded in 2002, we initially focused on the production of resistance alloys. Over the past 20 years, we have continued to conduct research and development and now offer a range of alloy products, including Inconel, Monel, Hastelloy, high-temperature alloys, and other nickel-based alloys. Our commitment to meeting the needs of industries that require high strength, strong corrosion resistance, and high-temperature performance is reflected in our focus on developing these alloys.
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